英语四级

单选题

A．To make the railway operation safer.
B．To offer passengers more comfortable journeys.
C．To meet the demand of shipping larger loads.
D．To connect the railway network with the highways.

参考答案：C进入在线模考
Why were the under passes and tunnels enlarged?
【解题思路】四项均为to引导的不定式短语，表目的，而且是为了使某事物更好。需重点关注相关信息。
【解析】短文中间部分提到，铁路行业为了增加运力，开始在车厢内放货物集装箱，为适应这种高度更高的装载，地下通道和隧道都变得更宽大了。故选C。

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